Gennadi Nedvigin, Joan Boada and Jaime Garcia Castilla in Yuri Possokhov's "Fusion." Photograph: Erik Tomasson

Members of San Francisco Ballet in Mark Morris’s Drink to Me Only. Photograph: Erik Tomasson.

Ashley Bouder and Jonathan Stafford in George Balanchine’s “Tschaikovsky Piano Concerto no 2”. Photograph: Paul Kolnik.

Darci Kistler as the Sleepwalker with Nikolaj Hübbe as the Poet in Balanchine’s “La Sonnambula”. Photograph: Paul Kolnik.

Darcey Bussell taking curtain calls after her June 2007 farewell performance at the Royal Opera House, Covent Garden. Photograph: Johan Persson.

Sterling Hyltin, front center, performing "Odessa" on May 4 with fellow members of the New York City Ballet: From left, Joaquin De Luz, Amar Ramasar and Taylor Stanley. Photograph: Andrea Mohin.

Justin Peck’s “The Most Incredible Thing,” performed by New York City Ballet at Lincoln Center, sets a love story to the passage of time. Photograph: Andrea Mohin

Amar Ramasar and Sara Mearns in the world premiere of Justin Peck’s “Rodeo: Four Dance Episodes”. Photograph: Andrea Mohin.

New York City Ballet Company members in "Year of the Rabbit," at David H. Koch Theater. Photograph: Paula Lobo.

New York City Ballet Sean Suozzi in “In Creases,” by Justin Peck, which had its premiere at the Saratoga Performing Arts Center on Saturday; at the pianos were Elaine Chelton and Alan Moverman. Photograph: Paul Kolnik

Alexei Ratmansky’s “Russian Seasons”, danced by New York City Ballet. Photograph: Julieta Cervantes.

Justin Peck used members of the School of American Ballet for his “Tales of a Chinese Zodiac,” set to music by Sufjan Stevens, on Saturday at the New York Choreographic Institute’s presentation. Photograph: Julieta Cervantes

Sarah Lamb and Carlos Acosta of the Royal Ballet in Jerome Robbins’s “Afternoon of a Faun”. Photograph: Peter Mcdiarmid, Getty Images.

Lisa Viola and other dancers of the Paul Taylor Dance Company in Taylor’s Equinox. Photograph: Richard Termine.

Jerome Robbins rehearsing “The Concert” in 1956 with New York City Ballet. New York City Ballet Archives.

Giovanni Villalobos and Sterling Hyltin in Christopher Wheeldon’s Rococo Variations. Photograph: Paul Kolnik.

Maria Kowroski and Tyler Angle in Mauro Bigonzetti’s Oltremare. Photograph: Paul Kolnik.